Colour

#FFFF25

#FFFF25
Yellow
Light
Nearest: Yellow

#FFFF25 is a yellow with RGB values 255, 255, 37 and HSL 60°, 100%, 57%. It is a light colour, so black text on it reaches 19.6:1 contrast (AAA for normal text). The nearest named colour is Yellow.

Colour values

#FFFF25#FFFF25

HEX#FFFF25

RGBrgb(255, 255, 37)

RGB (0–1)1, 1, 0.1451

RGB percentages100%, 100%, 14.5%

HSLhsl(60, 100%, 57.3%)

HSV / HSBhsv(60, 85.5%, 100%)

CMYK0%, 0%, 85.5%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,776,997

CSS custom property--colour: #FFFF25;

Brightness & contrast

Relative luminance0.92914WCAG 2.x, 0 is black and 1 is white

Perceived brightness240.4 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 19.58:1

Contrast with white1.07:1WCAG normal text: Fail

Contrast with black19.58:1WCAG normal text: AAA

Greyscale equivalent#EFEFEF

Inverted#0000DA

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#FFF400no red cones; affects about 1% of men; ΔE 6 from the original

Deuteranopia#FFFA3Fno green cones; the most common form, about 1% of men; ΔE 8 from the original

Tritanopia#FFEEDAno blue cones; rare, and affects men and women equally; ΔE 82.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.07:1WCAG large text: Fail

Contrast with black, large text19.58:1WCAG large text: AAA

Named colours

Yellow · ΔE 4 Gold · ΔE 22 Green yellow · ΔE 32.9 Yellow green · ΔE 35.8 Goldenrod · ΔE 45.2 Khaki · ΔE 47.6

Nearest named CSS colourYellow (#FFFF00)ΔE 4.02, a close match

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#2525FF

Analogous#FF9225, #92FF25

Triadic#25FFFF, #FF25FF

Split complementary#2592FF, #9225FF

Tetradic#25FF92, #2525FF, #FF2592

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFFFF1

Lighter +30%#FFFFBE

Lighter +20%#FFFF8B

Lighter +10%#FFFF58

Darker −10%#F1F100

Darker −20%#BEBE00

Darker −30%#8B8B00

Darker −40%#585800

More saturated +25%#FFFF25

Less saturated −25%#E4E440

Channel breakdown

R255

G255

B37

Red255 (100%)

Green255 (100%)

Blue37 (14.5%)

Hue60°

Saturation (HSL)100%

Lightness57.25%

Dominant channelRed and Green

Hex per channelR FF · G FF · B 25

Keep nerding

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#FFFF25

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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